/*
 * Copyright (c) 2024 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**---
 description: >
    TypeScript 5.0 manages to make all enums into union enums by creating a unique type for each computed member. 
 module: ES2022
 isCurrent: true
 ---*/


import { Assert } from '../../../suite/assert.js';

enum ShapeKind {
  Circle,
  Square,
  Star
}

interface Circle {
  kind: ShapeKind.Circle;
  radius: number;
}

interface Square {
  kind: ShapeKind.Square;
  sideLength: number;
}

interface Star {
  kind: ShapeKind.Star;
  sideLength: number;
}

type Values = ShapeKind.Circle | ShapeKind.Square;
function getStringValue(c: ShapeKind): c is Values {
  return c === ShapeKind.Circle || c === ShapeKind.Square;
}

Assert.isTrue(getStringValue(ShapeKind.Circle));
Assert.isTrue(getStringValue(ShapeKind.Square));
Assert.isFalse(getStringValue(ShapeKind.Star));